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电动车爬坡用什么档位
更新时间: 2020-11-09 00:00:00  

爬坡时需要使用低转速高扭矩,低速档比较符合这一需求。这是理论,实际上爬坡时因车重分量需要靠发动机扭矩克服,导致车速变慢,此时若使用高速档,发动机转速过慢容易火,且发动机高扭矩峰值位于3000转以上,也不适合。因此需要换挡,靠减速功能一方面把转速控制在峰值范围,另外靠低档减速作用放大扭矩。

关键词: 电动车 什么

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